5. A 465 g chunk of iron is removed from an oven and plunged into 375 gwater in an insulated container. The temperature of the water increases from 26 to 87 °C. If the specific heat of iron is 0.449 Jg°c, what must have been the original temperature of the iron?

5. A 465 g chunk of iron is removed from an oven and plunged into 375 gwater in an insulated container. The temperature of the water increases from 26 to 87 °C. If the specific heat of iron is 0.449 Jg°c, what must have been the original temperature of the iron?

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter7: Chemical Energy

Section: Chapter Questions

Problem 109AE: A sample of nickel is heated to 99.8C and placed in a coffee-cup calorimeter containing 150.0 g...

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Question

5. A 465 g chunk of iron is removed from an oven and
plunged into 375 gwater in an insulated container. The
temperature of the water increases from 26 to 87 °C. If
the specific heat of iron is 0.449 Jg°c, what must
have been the original temperature of the iron?

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